Description
Use-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host crash) and possibly execute arbitrary code or obtain sensitive information via an invalid guest frame number.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html ↗
- http://www.securityfocus.com/bid/92863 ↗
- http://xenbits.xen.org/xsa/advisory-188.html ↗
- http://www.debian.org/security/2016/dsa-3663 ↗
- http://xenbits.xen.org/xsa/xsa188.patch ↗
- http://www.c7zero.info/stuff/csw2017_ExploringYourSystemDeeper_updated.pdf ↗
- http://support.citrix.com/article/CTX216071 ↗
- http://www.securitytracker.com/id/1036754 ↗